It is a "preliminary specification", and, as such, is
subject to change. Because it is "preliminary" Netscape warns that
it should be used "with caution". Since the specification was
originally written, however, the use of cookies has become
commonplace, and the details described here are much more stable
than they were when this specification was first written. While
this specification constitutes the "final word" on cookies, it is
aimed at CGI programmers and at the implementors of web servers
and browsers. The JavaScript interface to cookies is described in
Chapter
15, Saving State with
Cookies.